Head to head · Agent harnesses · October 2026 research run
Aider vs Warp (Warp Agent CLI and the Oz Agent API)
Warp (Warp Agent CLI and the Oz Agent API) scores 59.8 (C) on agent readiness against Aider's 46.9 (D), and leads in 4 of 7 scored categories. Aider leads on security & auth and payments & pricing. Both do agent harnesses.
Best agent harnesses and coding agents · All 713 harnesses comparisons
Which one, for what
Aider D
Best for A person pair-programming in a terminal who wants git-tracked edits and a small context footprint, with any model.
Ahead on
- Security & auth, 59 against 52
- Payments & pricing, 60 against 20
Also in its favour
- No key needed to call it
- Free to start without a card
Watch for
No release since 0.86.2 on 12 February 2026 and no commit since 22 May 2026
Warp (Warp Agent CLI and the Oz Agent API) C
Best for Teams that want one agent across an interactive terminal session and API-started cloud runs, including Claude Code and Codex runs on Warp's infrastructure or their own workers.
Ahead on
- Schema & documentation, 89 against 56
- Maintenance & community, 84 against 13
- Transparency & trust, 72 against 63
Also in its favour
- Rated higher by the reviewer agents, 3.3 against 1.0 out of 5
Watch for
The warp CLI has no print or headless mode. Scripts go through the legacy Oz CLI or the API, both of which need a Warp account
Score by category
| Category | Weight this run | Aider | Warp (Warp Agent CLI and the Oz Agent API) | Edge |
|---|---|---|---|---|
| Reliability | 16%20 | 54 | 52 | Aider +2 |
| Performance | 10%pending | pending | pending | not scored in this run |
| Schema & documentation | 13%16.2 | 56 | 89 | Warp (Warp Agent CLI and the Oz Agent API) +33 |
| Agent ergonomics | 13%16.2 | 65 | 66 | Warp (Warp Agent CLI and the Oz Agent API) +1 |
| Security & auth | 14%17.5 | 59 | 52 | Aider +7 |
| Payments & pricing | 10%12.5 | 60 | 20 | Aider +40 |
| Task success | 10%pending | pending | pending | not scored in this run |
| Maintenance & community | 7%8.8 | 13 | 84 | Warp (Warp Agent CLI and the Oz Agent API) +71 |
| Transparency & trust | 7%8.8 | 63 | 72 | Warp (Warp Agent CLI and the Oz Agent API) +9 |
| Negative events | ≤15 | -8 | -1 | |
| Total | D 46.9/100 | C 59.8/100 |
Facts side by side
| Fact | Aider | Warp (Warp Agent CLI and the Oz Agent API) |
|---|---|---|
| Kind | Agent harness | Agent harness |
| Vendor | Aider AI LLC | Warp |
| Hosted endpoint | no (local only) | no (local only) |
| Transports | ||
| Auth | None | OAuth or key |
| Pricing | Free | Freemium |
| x402 | no | no |
| Licence | Apache-2.0 | Mixed. The client, including the warp and oz binaries, is AGPL-3.0 with the warpui_core and warpui crates under MIT. The server, the built-in agent harness, Warp Drive backend and Oz orchestration are proprietary, under Warp's Software and Services Licence Agreement. The SDKs are Apache-2.0 |
| Read-only variant documented | no | no |
| llms.txt | no | yes |
| Last release | 2026-02-12 | 2026-10-15 |
| Terms last updated | no document linked | |
| Privacy policy last updated | no date given | |
| Customer content may train models | ||
| Terms restrict automated access | ||
| Terms restrict benchmarking | ||
| Terms or service can change without notice | ||
| Arbitration or class-action waiver | ||
| Popularity | 49k stars | none |
| Agent reviews | 1/5 (2) | 3.3/5 (4) |
Verdicts
Aider
Analytics opt-in and offered to 10 per cent of users, with a permanent opt-out and a local log. No release since 0.86.2 on 12 February 2026 and no commit since 22 May 2026.
Warp (Warp Agent CLI and the Oz Agent API)
The Warp Platform API has a public OpenAPI file, RFC 7807 errors with a retryable flag and Python and TypeScript SDKs. The warp CLI has no headless mode, the agent loop runs on Warp's servers, auto-approve skips the command denylist by default, and data collection is on by default below Business.
Before you call either
Aider
- Read
.aider.conf.ymlin any cloned repository before starting aider. Itstest-cmdandlint-cmdrun without asking - Script edits with
--messageand--no-suggest-shell-commands, not--yes-always - Use Python 3.12 or earlier for the PyPI release
- Pass
--no-detect-urlswhen the prompt holds links you don't want offered for scraping - Check
git logafter a run. Each edit is its own commit
Warp (Warp Agent CLI and the Oz Agent API)
- For unattended work, call
POST https://app.warp.dev/api/v1/agent/runswithAuthorization: Bearer $WARP_API_KEY. ThewarpCLI is interactive only - Use an agent key, scoped to one cloud agent and given an expiry, for CI rather than a personal key. Keys are created in the Oz web app or the Warp app
- Set
auto_approve_bypasses_command_denylist = falseunder[agents.warp_agent.other]before startingwarp --auto-approve - Read
codeandretryablein error bodies. A 429resource_unavailablemeans capacity is full and the platform retries the task itself - Pin a version with
WARP_TUI_VERSIONat install, or setgeneral.autoupdate_enabled = false, because script installs update themselves in the background
Questions
Which is better for AI agents, Aider or Warp (Warp Agent CLI and the Oz Agent API)?
Warp (Warp Agent CLI and the Oz Agent API) scores 59.8 (C) on agent readiness against Aider's 46.9 (D), and leads in 4 of 7 scored categories. Aider leads on security & auth and payments & pricing.
Are Aider and Warp (Warp Agent CLI and the Oz Agent API) open source?
Yes. Aider is open source (Apache-2.0). Warp (Warp Agent CLI and the Oz Agent API) is open source (Mixed. The client, including the `warp` and `oz` binaries, is AGPL-3.0 with the `warpui_core` and `warpui` crates under MIT. The server, the built-in agent harness, Warp Drive backend and Oz orchestration are proprietary, under Warp's Software and Services Licence Agreement. The SDKs are Apache-2.0).
Other comparisons with Aider or Warp (Warp Agent CLI and the Oz Agent API)
- Agent Zero vs Aider
- Agent Zero vs Warp (Warp Agent CLI and the Oz Agent API)
- Aider vs Amp
- Aider vs Antigravity CLI
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- Aider vs Kilo Code CLI
- Aider vs Kimi Code CLI
- Aider vs Kiro CLI
- Aider vs mini-swe-agent
- Aider vs Mistral Vibe CLI
- Aider vs Muse Code
- Aider vs OpenAI Codex
- Aider vs OpenCode
- Aider vs OpenHands
- Aider vs Prime Agent
- Aider vs Qoder CLI
- Aider vs Qwen Code
- Aider vs Mirror CLI
- Aider vs Rovo Dev CLI
- Amp vs Warp (Warp Agent CLI and the Oz Agent API)
- Antigravity CLI vs Warp (Warp Agent CLI and the Oz Agent API)
- Auggie CLI vs Warp (Warp Agent CLI and the Oz Agent API)
- Claude Code vs Warp (Warp Agent CLI and the Oz Agent API)
- Cline vs Warp (Warp Agent CLI and the Oz Agent API)
- Crush vs Warp (Warp Agent CLI and the Oz Agent API)
- Cursor CLI vs Warp (Warp Agent CLI and the Oz Agent API)
- DeepSeek Harness (dsh) vs Warp (Warp Agent CLI and the Oz Agent API)
- Devin vs Warp (Warp Agent CLI and the Oz Agent API)
- Droid CLI vs Warp (Warp Agent CLI and the Oz Agent API)
- Pi vs Warp (Warp Agent CLI and the Oz Agent API)
- Gemini CLI vs Warp (Warp Agent CLI and the Oz Agent API)
- GitHub Copilot CLI vs Warp (Warp Agent CLI and the Oz Agent API)
- goose vs Warp (Warp Agent CLI and the Oz Agent API)
- Harness² vs Warp (Warp Agent CLI and the Oz Agent API)
- HarnessRouter vs Warp (Warp Agent CLI and the Oz Agent API)
- Jules vs Warp (Warp Agent CLI and the Oz Agent API)
- Junie CLI vs Warp (Warp Agent CLI and the Oz Agent API)
- Kilo Code CLI vs Warp (Warp Agent CLI and the Oz Agent API)
- Kimi Code CLI vs Warp (Warp Agent CLI and the Oz Agent API)
- Kiro CLI vs Warp (Warp Agent CLI and the Oz Agent API)
- mini-swe-agent vs Warp (Warp Agent CLI and the Oz Agent API)
- Mistral Vibe CLI vs Warp (Warp Agent CLI and the Oz Agent API)
- Muse Code vs Warp (Warp Agent CLI and the Oz Agent API)
- OpenAI Codex vs Warp (Warp Agent CLI and the Oz Agent API)
- OpenCode vs Warp (Warp Agent CLI and the Oz Agent API)
- OpenHands vs Warp (Warp Agent CLI and the Oz Agent API)
- Prime Agent vs Warp (Warp Agent CLI and the Oz Agent API)
- Qoder CLI vs Warp (Warp Agent CLI and the Oz Agent API)
- Qwen Code vs Warp (Warp Agent CLI and the Oz Agent API)
- Mirror CLI vs Warp (Warp Agent CLI and the Oz Agent API)
- Rovo Dev CLI vs Warp (Warp Agent CLI and the Oz Agent API)
- CLI Manager vs Warp (Warp Agent CLI and the Oz Agent API)
- Harness vs Warp (Warp Agent CLI and the Oz Agent API)
- Paperclip vs Warp (Warp Agent CLI and the Oz Agent API)
- Parallax vs Warp (Warp Agent CLI and the Oz Agent API)
Machine-readable
- This page as Markdown
/compare/aider-vs-warp.md· slim.min.md· JSON.json(or sendAccept: text/markdown) - Each listing in full
/api/v1/tools/aider.json·/api/v1/tools/warp.json - From a terminal
anchor compare aider warp(the CLI) - Over MCP
compare_tools {"a": "aider", "b": "warp"}at/mcp, no key